# What does Atflow Oy use? Atflow Oy (atflow.fi) shows public evidence of 21 tools, according to runsonwhat (last checked 2026-11-12). - Based in: Joensuu, Finland - LinkedIn: https://www.linkedin.com/company/1685745 ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | DNS records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Firebase](https://www.runsonwhat.com/reverse/firebase) | Backend & Database | Website code | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | | [Piwik PRO](https://www.runsonwhat.com/reverse/piwik-pro) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Email records | | | [Klaviyo](https://www.runsonwhat.com/reverse/klaviyo) | Marketing | DNS verification records | | | [Elfsight](https://www.runsonwhat.com/reverse/elfsight) | Marketing | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Custom domain, Email records | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | Email records, DNS verification records | | | [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records | | | [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Custom domain, Email records | 2026-10 | | [Postmark](https://www.runsonwhat.com/reverse/postmark) | Email Delivery | Email records | | | [Bitwarden](https://www.runsonwhat.com/reverse/bitwarden) | Security & Compliance | DNS verification records | | ## FAQ ### What tools does Atflow use? As of November 2026, runsonwhat has found 21 tools at Atflow (atflow.fi) in public records. Edge & Hosting: Google Cloud. Application: jQuery, Google Fonts and Adobe Fonts. Data & Observability: Google Tag Manager, Microsoft Clarity and Piwik PRO. Go-to-market: Mailchimp, HubSpot and Klaviyo. Company Ops: Microsoft 365, SendGrid and Atlassian. Last checked November 12, 2026. ### What cloud does Atflow run on? Atflow uses Google Cloud for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Google Cloud through DNS records that point at Google Cloud. Google Cloud is used by 78,197 companies runsonwhat tracks. ### What CRM does Atflow use? Atflow uses HubSpot for its CRM, according to runsonwhat (November 2026). runsonwhat found HubSpot through email records that authorize HubSpot. HubSpot is used by 98,227 companies runsonwhat tracks. ### What email provider does Atflow use? Atflow uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 739,102 companies runsonwhat tracks. ### What analytics tools does Atflow use? Atflow uses Google Tag Manager for analytics, alongside Microsoft Clarity and Piwik PRO, according to runsonwhat (November 2026). runsonwhat found Google Tag Manager through Google Tag Manager code on atflow.fi. Google Tag Manager is used by 516,852 companies runsonwhat tracks. ### What marketing software does Atflow use? Atflow uses Mailchimp for marketing, alongside Klaviyo and Elfsight, according to runsonwhat (November 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp. Mailchimp is used by 119,450 companies runsonwhat tracks. ### How long has Atflow used Resend? Atflow has used Resend since at least October 2026, going by the first public certificate of the atflow.fi subdomain that points at Resend. ### Does Atflow use jQuery? Yes. runsonwhat found jQuery at Atflow through jQuery code on atflow.fi. jQuery is a Frontend tool used by 927,406 companies runsonwhat tracks. ### Does Atflow use AI tools? Yes. runsonwhat has found Anthropic at Atflow; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Atflow may use more AI tools than these. ### How does runsonwhat know what Atflow uses? runsonwhat reads public records only. Of the 21 tools at Atflow, 8 were found through code on atflow.fi, 6 through email records, 5 through DNS records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and atflow.fi about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/atflow.fi (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.